Home / 22,139,373.66-33,218,651.85-11,892,278.11

Finding the Fourth Proportional to 22,139,373.66, 33,218,651.85 and 11,892,278.11

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Solution

The fourth proportional to 22,139,373.66, 33,218,651.85 and 11,892,278.11 is: 17,843,569.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,139,373.66 : 33,218,651.85 = 11,892,278.11 : x
  2. Step 2: Convert to fraction form
    22,139,373.66/33,218,651.85 = 11,892,278.11/x
  3. Step 3: Cross multiply
    22,139,373.66x = 33,218,651.85 × 11,892,278.11
  4. Step 4: Simplify right side
    22,139,373.66x = 395,045,446,156,419.38
  5. Step 5: Solve for x
    x = 395,045,446,156,419.38/22,139,373.66
  6. Step 6: Final answer
    x = 17,843,569.21

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.